/**************************************************************************
***    
*** Copyright (c) 1995-2000 Regents of the University of California,
***               Andrew E. Caldwell, Andrew B. Kahng and Igor L. Markov
*** Copyright (c) 2000-2010 Regents of the University of Michigan,
***               Saurabh N. Adya, Jarrod A. Roy, David A. Papa and
***               Igor L. Markov
***
***  Contact author(s): abk@cs.ucsd.edu, imarkov@umich.edu
***  Original Affiliation:   UCLA, Computer Science Department,
***                          Los Angeles, CA 90095-1596 USA
***
***  Permission is hereby granted, free of charge, to any person obtaining 
***  a copy of this software and associated documentation files (the
***  "Software"), to deal in the Software without restriction, including
***  without limitation 
***  the rights to use, copy, modify, merge, publish, distribute, sublicense, 
***  and/or sell copies of the Software, and to permit persons to whom the 
***  Software is furnished to do so, subject to the following conditions:
***
***  The above copyright notice and this permission notice shall be included
***  in all copies or substantial portions of the Software.
***
*** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
*** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
*** OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
*** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
*** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
*** OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
*** THE USE OR OTHER DEALINGS IN THE SOFTWARE.
***
***
***************************************************************************/


#ifndef GCC_VERSION
#define GCC_VERSION (__GNUC__ * 10000 \
        + __GNUC_MINOR__ * 100 \
        + __GNUC_PATCHLEVEL__)
#endif


#ifndef _ABK_LIMITS_H_
#define _ABK_LIMITS_H_

  #ifdef __GNUC__
    #if( __GNUC__ >= 3)
      #include <limits>

    #else

      #include <limits.h>
      #include <float.h>
      namespace std
        {
           template< class T > struct numeric_limits
           {
             static T max( void );
             static T infinity( void );
           };

           template<> struct numeric_limits< double >
           {
             static double max( void )
             {
                return DBL_MAX;
             }

             static double infinity( void )
             {
                double zero = 0.;
                return 1./zero;
             }
           };

           template<> struct numeric_limits< float >
           {
             static float max( void )
             {
                return FLT_MAX;
             }

             static float infinity( void )
             {
                float zero = 0.f;
                return 1.f/zero;
             }
           };

           template<> struct numeric_limits< unsigned >
           {
             static unsigned max( void )
             {
                return UINT_MAX;
             }
           };
        }

    #endif

  #else

    #include <limits>

  #endif

#endif
